Note: Please take note the length of the two standard screws we provide are about 22mm and 25mm, if they don"t meet your requirements, you should buy screws by yourself.　Material: zinc base, crystal knobMeasurement: Diameter. 30mm Height: 32mmColor:Brilliant Chrome BaseScrew Length:32mmGreat for Cupboard, Kitchen and Bathroom Cabinets, Shutters, etcPackage Included:5x Drawer Knob5x Screw100% MONEY BACK GUARANTEE.